Explore the data across animations and participants


Click on a point in the graph to select a video and get the validation data and play the animation

Animation group

Animation video


Animation details



cozmo4hri: interactive tool for emotion classification

This app is part of 'Tracking Human Interactions with a Commercially-available Robot over Multiple Days: A Tutorial' by Bishakha Chaudhury, Ruud Hortensius, Martin Hoffmann & Emily Cross

Preprint on PsyArXiv | Github organisation | Code for this app | Download the data | Download the animations

Use this tool to get the validation data for an animation of the Cozmo robot, select and play animations based on valence and/or arousal or explore the impact of confidence and exposure to robots on these ratings

Participant (n = 264) rated 10 videos randomly choses from a subset of 348 animations out of the 790 animations

Scatter plot:

Select the animation (group) and get the average valence and arousal ratings and confidence thereof and play the animation.

Density plot:

How do people perceive the animation of the robot? Explore the effect of confidence and exposure to robots on the valence and arousal ratings, as well as the difference between animation groups.


Get the detailed, averaged, information for the animations.

Version: 0.5, last update 31 July 2020 by Ruud Hortensius

Thanks to Jack Taylor for help during the built and the first part of the code is based on this code by Lisa DeBruine